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build: avoid error of Pleora isn't installed

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Closes #16
This commit is contained in:
Joshua M. Doe 2020-04-14 11:24:14 -04:00
parent ef66205b40
commit 529d5788f9
1 changed files with 13 additions and 11 deletions
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24
cmake/modules/FindPleora.cmake
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@ -40,19 +40,21 @@ find_library (Pleora_LIBRARY_DEVICE PvDevice${_LIB_SUFFIX} ${Pleora_LIBRARY_DIR}
set (Pleora_LIBRARIES ${Pleora_LIBRARY_BASE} ${Pleora_LIBRARY_DEVICE})
file(STRINGS "${Pleora_INCLUDE_DIR}/PvVersion.h" _pleora_VERSION_CONTENTS REGEX "#define NVERSION_STRING")
if ("${_pleora_VERSION_CONTENTS}" MATCHES "#define NVERSION_STRING[ \t]+\"([0-9]+)\\.([0-9]+)\\.([0-9]+)\\.([0-9]+)+")
set(Pleora_VERSION_MAJOR "${CMAKE_MATCH_1}")
set(Pleora_VERSION_MINOR "${CMAKE_MATCH_2}")
set(Pleora_VERSION_PATCH "${CMAKE_MATCH_3}")
set(Pleora_VERSION_TWEAK "${CMAKE_MATCH_4}")
set(Pleora_VERSION_COUNT 4)
set(Pleora_VERSION_STRING "${Pleora_VERSION_MAJOR}.${Pleora_VERSION_MINOR}.${Pleora_VERSION_PATCH}.${Pleora_VERSION_TWEAK}")
set(Pleora_VERSION ${Pleora_VERSION_STRING})
message(STATUS "Found Pleora version: ${Pleora_VERSION_STRING}")
if (Pleora_INCLUDE_DIR)
file(STRINGS "${Pleora_INCLUDE_DIR}/PvVersion.h" _pleora_VERSION_CONTENTS REGEX "#define NVERSION_STRING")
if ("${_pleora_VERSION_CONTENTS}" MATCHES "#define NVERSION_STRING[ \t]+\"([0-9]+)\\.([0-9]+)\\.([0-9]+)\\.([0-9]+)+")
set(Pleora_VERSION_MAJOR "${CMAKE_MATCH_1}")
set(Pleora_VERSION_MINOR "${CMAKE_MATCH_2}")
set(Pleora_VERSION_PATCH "${CMAKE_MATCH_3}")
set(Pleora_VERSION_TWEAK "${CMAKE_MATCH_4}")
set(Pleora_VERSION_COUNT 4)
set(Pleora_VERSION_STRING "${Pleora_VERSION_MAJOR}.${Pleora_VERSION_MINOR}.${Pleora_VERSION_PATCH}.${Pleora_VERSION_TWEAK}")
set(Pleora_VERSION ${Pleora_VERSION_STRING})
message(STATUS "Found Pleora version: ${Pleora_VERSION_STRING}")
endif ()
endif ()
include (FindPackageHandleStandardArgs)
find_package_handle_standard_args (Pleora
REQUIRED_VARS Pleora_INCLUDE_DIR Pleora_LIBRARY_DIR Pleora_LIBRARIES
VERSION_VAR Pleora_VERSION_STRING)
VERSION_VAR Pleora_VERSION_STRING)